81972464

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 189083136

約数和(自身を除く): 107110672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 131, 148, 151, 259, 262, 296, 302, 518, 524, 592, 604, 917, 1036, 1048, 1057, 1208, 1834, 2072, 2096, 2114, 2416, 3668, 4144, 4228, 4847, 5587, 7336, 8456, 9694, 11174, 14672, 16912, 19388, 19781, 22348, 33929, 38776, 39109, 39562, 44696, 67858, 77552, 78218, 79124, 89392, 135716, 138467, 156436, 158248, 271432, 276934, 312872, 316496, 542864, 553868, 625744, 731897, 1107736, 1463794, 2215472, 2927588, 5123279, 5855176, 10246558, 11710352, 20493116, 40986232, 81972464]

約数ペア:

[(1, 81972464), (2, 40986232), (4, 20493116), (7, 11710352), (8, 10246558), (14, 5855176), (16, 5123279), (28, 2927588), (37, 2215472), (56, 1463794), (74, 1107736), (112, 731897), (131, 625744), (148, 553868), (151, 542864), (259, 316496), (262, 312872), (296, 276934), (302, 271432), (518, 158248), (524, 156436), (592, 138467), (604, 135716), (917, 89392), (1036, 79124), (1048, 78218), (1057, 77552), (1208, 67858), (1834, 44696), (2072, 39562), (2096, 39109), (2114, 38776), (2416, 33929), (3668, 22348), (4144, 19781), (4228, 19388), (4847, 16912), (5587, 14672), (7336, 11174), (8456, 9694)]